Load Steps
Load step entities define and store load cases for a given analysis.
Load steps are defined by selecting associated load collectors and output blocks.
Abaqus Cards
Card | Description |
---|---|
*ADAPTIVE MESH | Defines an adaptive mesh domain and specifies the frequency and intensity of
adaptive meshing for that domain. 注: Defined in the load step カードイメージ.
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*BUCKLE | Obtain eigenvalue buckling estimates. 注: Defined in the load step カードイメージ.
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*BULK VISCOSITY (Explicit) |
Modify bulk viscosity parameters. 注: History data.
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*CONTACT STABILAZATION | Used to define the stabilization for general contact. 注: Defined in the load step カードイメージ.
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*COUPLED TEMP-DISPLACEMENT | Analyze problems where the simultaneous solution of the temperature and
stress/displacement fields are necessary. 注: Defined in the load step カードイメージ.
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*COUPLED THERMAL-ELECTRICAL | Multiphysics loadstep for thermal and electrical analysis. 注: Defined in the load step カードイメージ.
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*DYNAMIC (Explicit) |
Dynamic stress/displacement analysis. 注: Defined in the load step カードイメージ.
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*DYNAMIC (Standard) |
Dynamic stress/displacement analysis. 注: Defined in the load step カードイメージ.
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*FILE FORMAT | Specify format for results file output and invoke zero-increment results file
output. 注: Defined in the load step カードイメージ.
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*FREQUENCY | Extract natural frequencies and modal vectors. 注: Defined in the load step
カードイメージ.
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*GEOSTATIC | Verify that the geostatic stress field is in equilibrium with the applied loads and boundary conditions on the model and to iterate, if needed, to obtain equilibrium. |
*HEAT TRANSFER | Transient or steady-state uncoupled heat transfer analysis. 注: Defined in
the load step カードイメージ.
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*LOAD CASE | Begin a load case definition for multiple load case analysis. 注: Defined in
the load step カードイメージ.
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*MODAL DYNAMIC | Dynamic time history analysis using modal superposition 注: Defined in the
load step カードイメージ.
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*MONITOR | Define a degree of freedom to monitor. 注: Defined in the load step カードイメージ.
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Request or suppress output to the message file in an Abaqus/Standard analysis or to the status file in an Abaqus/Explicit analysis. 注: Defined in the load step
カードイメージ.
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*RADIATION_ VIEWFACTOR | Control the calculation of viewfactors during a cavity radiation
analysis. 注: Defined in the load step カードイメージ;
visible in *Heat Transfer analysis procedure.
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*RESPONSE SPECTRUM | Calculates estimates of peak values of nodal and element
responses. 注: Defined in the load step カードイメージ.
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*RESTART WRITE | Save and reuse data and analysis results. 注: Defined in the load step
カードイメージ.
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*STATIC | Static stress/displacement analysis. 注: Defined in the load step カードイメージ.
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*STEADY STATE DYNAMICS | Steady-state dynamic response based on harmonic excitation. 注: Defined in
the load step カードイメージ.
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*STEADY STATE TRANSPORT |
注: Defined in the load step カードイメージ.
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*STEP | Begin a step. 注: Parameters are defined in the load step カードイメージ.
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*VISCO | Transient, static, stress/displacement analysis with time-dependent material
response (creep, swelling, and viscoelasticity) 注: Defined in the load step
カードイメージ.
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ANSYS Cards
Card | Description |
---|---|
ACEL | Specifies the linear acceleration of the structure. |
ANTYPE | Specifies the analysis type and restart status. |
CECMOD | |
CMACEL | Specifies the translational acceleration of an element component. |
CMDOMEGA | Specifies the rotational acceleration of an element component about a user-defined rotational axis. |
CMOMEGA | Specifies the rotational velocity of an element component about a user-defined rotational axis. |
EQSLV | Specifies the type of equation solver. |
LSSOLVE | Reads and solves multiple load steps. |
NLGEOM | Includes large-deflection effects in a static or full transient analysis. |
NSUBST | Specifies the number of substeps to be taken this load step. |
OMEGA | Specifies the rotational velocity of the structure. |
OUTRES | Controls the solution data written to the database. |
TIME | Sets the time for a load step. |
Nastran Cards
Load step entities directly correspond to Nastran subcase definitions.
Card | Description |
---|---|
ACSRCE | Defines the power versus frequency curve for a simple acoustic source. |
ANALYSIS | Used in the I/O Options section to request that only
a finite element analysis be performed (optimization input is ignored). It may also
be used in the I/O Options or Subcase Information sections to identify the solution
sequence for all subcases or for individual subcases, respectively. The remaining options refer to the solution sequence
identification functionality of the ANALYSIS command:
注: Subcase Information Entry
Enable the subcase option ANALYSIS and then select an analysis type. |
ANALYSIS Type | Subcase selections will displayed based on the
analysis type selected. ANALYSIS I/O option with type is set in Subcase
options. 注: I/O Options Entry
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BCONTACT | This entry is used to initiate and control which bodies come into contact in SOLs 101, 400. |
CMETHOD | The CMETHOD command can be used in the Subcase
Information section to select the method for complex eigenvalue
extraction. 注: Subcase Information Entry
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DEFORM | The DEFORM command can be used in the Subcase
Information section to select an element deformation set. 注: Subcase Information Entry
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DLOAD | Selects a dynamic load to be applied in a transient and
frequency response analysis subcase. The DLOAD command can also
be used to select a user-defined loading curve to be applied in a nonlinear static
analysis subcase. 注: Subcase Information Entry
Enable the subcase definition DLOAD and select load collectors with dynamic loading information (DLOAD, RLOAD1, RLOAD2, TLOAD1, TLOAD2). |
EIGC | Defines data needed to perform complex eigenvalue analysis |
EIGRL | Defines data required to perform real eigenvalue analysis
(vibration or buckling) with the Lanczos Method. 注: Bulk Data Entry
|
FREQUENCY | Selects the set of forcing frequencies to be solved
in a frequency response problem. 注: Subcase Information Entry
Enables you to select load collectors with frequency information (FREQ, FREQ1, FREQ2, FREQ3, FREQ4, FREQ5). |
IC | Selects initial conditions for Transient and Explicit Analysis. |
LABEL | Provides a subcase with a label. 注: Subcase Information Entry
|
LOAD | Selects a static load set to be applied in linear static
solutions. 注: Subcase Information Entry
Enables you to select load collectors with static load information (FORCE, MOMENT, PLOAD, PLOAD2, PLOAD4, LOAD), or inertial loading information (GRAV, RFORCE). |
METHOD | Selects a method for real eigenvalue extraction.
注: Subcase Information Entry
Select load collectors with an EIGRL card image for METHOD(STRUCT) or METHOD(FLUID). |
MFLUID | Selects the MFLUID Bulk Data entries to be used to specify
the fluid-structure interface 注: Bulk Data Entry
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MPC | Selects a multi-point constraint set. 注: Subcase Information Entry
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NLOUT | The NLOUT entry can be used in the Subcase Information
section to select the incremental result output parameters used for Nonlinear Static
Analysis and Nonlinear Transient Analysis. 注: Subcase Information Entry
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NLPARM | Activates nonlinear solution methods for this subcase
and to select the parameters used for Nonlinear Quasi-static Analysis, Geometric
Nonlinear Implicit Analysis, and Nonlinear Direct Transient Analysis. 注: Subcase Information Entry
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NLSTEP | Describes the control parameters for mechanical, thermal and coupled analysis in SOL 400 and for linear contact analysis in SOL 101. |
NONLINEAR | The NONLINEAR command can be used in the Subcase
Information section to select a nonlinear dynamic load set for direct transient
analyses 注: Subcase Information Entry
|
RGYRO | Includes data required to perform Rotor Dynamics analysis
in Modal Frequency Response Analysis and/or Modal Complex Eigenvalue Analysis. The
RGYRO Bulk Data Entry is referenced by a corresponding
RGYRO Subcase Information Entry in a specific
subcase. 注: Bulk Data Entry
|
RLOAD1 | Defines a frequency-dependent dynamic load of the form: for use in frequency response problems |
RLOAD2 | Defines a frequency-dependent dynamic excitation of the form: for use in frequency response problems |
RSDAMP | Requests parameter and hybrid damping for the residual structure. |
SDAMPING | Applies modal damping as a function of natural
frequency in modal solutions. 注: Subcase Information Entry
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SPC | Selects a single-point constraint set. 注: Subcase Information Entry
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STATSUB | Selects a static solution subcase. 注: Subcase Information Entry
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SUBCASE | Indicates the start of a new subcase
definition. 注: Subcase Information Entry
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SUBCOM | Defines a combination subcase. 注: Automatically created when a new load
step of type “Combination Subcase Delimiter” is created. The SUBCOM ID matches
the ID of the HyperMesh load step
entity.
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SUBSEQ | Subcase sequence coefficients. 注: Only available for Combination Subcase
Delimiter load steps.
Enable SUBSEQ to input combination coefficients. |
SUBTITLE | Defines the subtitle for all subcases or for individual subcases, respectively. |
SUPORT1 | Selects a fictitious support set to be applied to the
model. 注: Subcase Information Entry
|
TEMP | Defines temperature at grid points or a SET of grid points for determination of Thermal Loading and Stress recovery. |
TITLE | Defines a character string to appear on the first heading line of each page of MSC Nastran printer output. |
TLOAD1 | Defines a time-dependent dynamic load or enforced motion of the
form: |
TLOAD2 | Defines a time-dependent dynamic excitation or enforced motion of the
form: |
TRIM | Selects trim variable constraints in static aero-elastic response. |
TSTEP | Selects integration for transient analysis. 注: Subcase Information Entry
|
TSTEPNL | Defines parametric controls and data for nonlinear transient structural or heat transfer analysis. |
OptiStruct Cards
Loadsteps directly correspond to OptiStruct subcases. Load steps can reference static loads (LOAD), constraints (SPC), and dynamic loads (DLOAD).
Supported card parameters are dependent upon the selected analysis type (solution sequence).
Card | Description |
---|---|
ACSRCE | Defines acoustic source as a function of power vs.
frequency. 注: Bulk Data Entry
|
ACCELERATION | Requests acceleration vector output for all subcases
or individual subcases, respectively. 注: I/O Options and Subcase Information
Entry
Enable the subcase option OUTPUT to select ACCELERATION. |
ANALYSIS | Used in the I/O Options section to request that only
a finite element analysis be performed (optimization input is ignored). It may also
be used in the I/O Options or Subcase Information sections to identify the solution
sequence for all subcases or for individual subcases, respectively. The remaining options refer to the solution sequence
identification functionality of the ANALYSIS command:
注: Subcase Information Entry
Enable the subcase option ANALYSIS and then select an analysis type. |
ANALYSIS Type | Subcase selections will displayed based on the
analysis type selected. ANALYSIS I/O option with type is set in Subcase
options. 注: Subcase Information Entry
|
ASSIGN | Used in the I/O Options section to identify external files
and their contents. 注: I/O Options Entry
|
BASELIN | Baseline correction |
CMSMETH | Requests that only a component mode synthesis solution
be performed and to select a component mode synthesis method definition to be
used. 注: Subcase Information Entry
|
CMETHOD | The CMETHOD command can be used in the Subcase
Information section to select the method for complex eigenvalue
extraction. 注: Subcase Information Entry
|
CNTNLSUB | The CNTNLSUB command can be used in the Subcase
Information section to continue a nonlinear solution from a preceding nonlinear
subcase, and thus create complex loading sequences 注: Subcase Information Entry
|
CNTSTB | The CNTSTB command can be used in the Subcase
Information section to activate stabilization of surface-to-surface (S2S) contact
and large displacement node-to-surface (N2S) contact for this subcase. It is used
only for Small Displacement Nonlinear Analysis. 注: Subcase Information Entry
|
CSTRAIN | Requests ply strain output for elements referencing
PCOMP, PCOMPP or PCOMPG
properties for all subcases or individual subcases, respectively. 注: I/O Options and Subcase Information
Entry
Enable the subcase option OUTPUT to select CSTRAIN. |
CSTRESS | Requests ply stress output for elements referencing
PCOMP, PCOMPP or PCOMPG
properties for all subcases or individual subcases, respectively. 注: I/O Options and Subcase Information
Entry
Enable the subcase option OUTPUT to select CSTRESS. |
DEFORM | The DEFORM command can be used in the Subcase
Information section to select an element deformation set. 注: Subcase Information Entry
|
DESOBJ | Selects a single response definition as the objective
function of an optimization, or to select system response definitions when the
objective function is the least squares sum of these definitions. The
DESOBJ command also indicates if this response is to be
minimized or maximized. 注: Subcase Information Entry
Part of the optimization problem setup, created when you define an objective. |
DESSUB | Used within a subcase definition, to select a
constraint set that is subcase dependent. 注: Subcase Information Entry
Part of the optimization problem setup, created when you define a dconstraint. |
DISPLACEMENT | Requests displacement vector output for all subcases
or individual subcases, respectively. 注: I/O Options and Subcase Information
Entry
Enable the subcase option OUTPUT to select DISPLACEMENT. |
DLOAD | Defines a dynamic loading condition for frequency response
problems as a linear combination of load sets defined via RLOAD1
and RLOAD2 entries, or for transient problems as a linear
combination of load sets defined via TLOAD1 and
TLOAD2 entries, or acoustic source ACSRCE
entries. 注: Bulk Data Entry
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EIGC | Defines data required to perform complex eigenvalue
analysis. 注: Bulk Data Entry
|
EIGRA | Defines the data required to perform real eigenvalue
analysis with the Automated Multi-Level Sub-structuring technique. 注: Bulk Data Entry
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EIGRD | Defines data required to perform eigenvalue extraction
using the Lapack-based dense solver. 注: Bulk Data Entry
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EIGRL | Defines data required to perform real eigenvalue analysis
(vibration or buckling) with the Lanczos Method. 注: Bulk Data Entry
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EIGVRETRIEVE | Retrieves eigenvalue and eigenvector results of a
Normal Modes Analysis from an external data file
(.eigv). 注: Subcase Information Entry
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EIGVSAVE | Outputs eigenvalue and eigenvector results of a
Normal Modes Analysis to an external data file
(.eigv). 注: Subcase Information Entry
|
ELFORCE | Requests structural element force output and elemental
fluid particle velocity output for all subcases or individual subcases,
respectively. 注: I/O Options and Subcase Information
Entry
Enable the subcase option OUTPUT to select ELFORCE. |
ENDLOAD | The ENDLOAD command can be used in the I/O Options or
Subcase Information sections to request End Load output for all edges for relevant
subcases or individual subcases respectively. 注: I/O Options and Subcase Information
Entry
|
ERP | Requests equivalent radiated power output for all subcases or
individual subcases, respectively. 注: I/O Options and Subcase Information
Entry
Enable the subcase option OUTPUT to select ERP. |
ESE | Requests strain energy and strain energy density output for
all subcases or individual subcases, respectively. 注: I/O Options and Subcase Information
Entry
Enable the subcase option OUTPUT to select ESE. |
EXCLUDE | Selects a set of elements to be excluded from a Linear
Buckling Analysis. Enable the subcase option OUTPUT to select EXCLUDE, then select a
SET definition. 注: Subcase Information Entry
Enable the subcase option OUTPUT to select EXCLUDE, then select a SET definition. |
FATDEF | Selects a FATDEF Bulk Data Entry
that will define the elements, and their associated fatigue properties, to be
considered for Fatigue Analysis. 注: Subcase Information Entry
|
FATPARM | Selects a FATPARM Bulk Data Entry
that will define the parameters to be used for a Fatigue Analysis. 注: Subcase Information Entry
|
FATSEQ | Indicates that a subcase is a fatigue analysis subcase
and to select a FATSEQ Bulk Data Entry that will define the
loading sequence for the Fatigue Analysis. 注: Subcase Information Entry
|
FLLWER | The FLLWER command can be used in the Subcase
Information section to activate updating the node forces introduced by a pressure
load. 注: Subcase Information Entry
|
FREQUENCY | Selects the set of forcing frequencies to be solved
in a frequency response problem. 注: Subcase Information Entry
Enables you to select load collectors with frequency information (FREQ, FREQ1, FREQ2, FREQ3, FREQ4, FREQ5). |
FSI | Identifies a FSI Bulk Data Entry to run Fluid-Structure
Interaction Analysis with Altair AcuSolve for a Linear
Transient Heat Transfer Subcase or Nonlinear Direct Transient Analysis
Subcase. 注: Bulk Data Entry
|
GLOBSUB | Selects a subcase that references the global structure
for Local-Global Analysis and a set of grid points in the local structure that
defines the cut surface for displacement. 注: Subcase Information Entry
|
GPFORCE | Requests grid point force balance output for all subcases
or individual subcases, respectively. 注: I/O Options and Subcase Information
Entry
Enable the subcase option OUTPUT to select GPFORCE. |
GPSTRESS | Requests grid point stresses output for all subcases or
individual subcases, respectively. 注: I/O Options and Subcase Information
Entry
Enable the subcase option OUTPUT to select GPSTRESS. |
IC | Selects initial conditions for Transient and Explicit
Analysis. 注: Subcase Information Entry
|
INVEL | Selects a multibody initial velocity set to be applied
in a multibody problem. 注: Subcase Information Entry
|
JOULE | Used in a heat transfer (steady-state/transient, linear/nonlinear)
subcase. 注: Subcase Information Entry
|
LABEL | Provides a subcase with a label. 注: Subcase Information Entry
|
LOAD | Selects a static load set to be applied in linear static
solutions. 注: Subcase Information Entry
Enables you to select load collectors with static load information (FORCE, MOMENT, PLOAD, PLOAD2, PLOAD4, LOAD), or inertial loading information (GRAV, RFORCE). |
LOADJG | Used in the Subcase Information section to select a
load set to be applied to joints which are defined via the JOINTG Bulk Data
Entry. 注: Subcase Information Entry
|
MBSIM | Selects a Multibody simulation definition to be applied
in a Multibody problem. 注: Subcase Information Entry
|
METHOD | Selects a method for real eigenvalue extraction.
注: Subcase Information Entry
Select load collectors with an EIGRL card image for METHOD(STRUCT) or METHOD(FLUID). |
MFLUID | Selects the MFLUID Bulk Data entries to be used to specify
the fluid-structure interface 注: Bulk Data Entry
|
MLOAD | Selects a Multibody load set to be applied in a
Multibody problem. 注: Subcase Information Entry
Enables you to select load collectors with multi-body dynamic load information (GRAV, MBFRC, MBFRCC, MBMNT, MBMNTC, MLOAD). |
MODCHG | The MODCHG command can be used to remove and/or
reactivate contact interfaces and/or elements for this subcase. It is used only for
nonlinear analysis. 注: Subcase Information Entry
|
MODESELECT | The MODESELECT command can be used in the I/O
Options or the Subcase Information section to select a subset of computed modes in
modal dynamic analysis subcases. 注: I/O Options or Subcase Information
Entry
|
MODEWEIGHT | Defines a multiplier for computed eigenvalues that
are to be used in the calculation of the "weighted reciprocal eigenvalue" and
"combined compliance index" optimization responses. 注: Subcase Information Entry
Part of the optimization problem setup, created when you define a response. |
MOTION | Selects a Multibody motion set to be applied in a
multibody problem. 注: Subcase Information Entry
Enables you to select load collectors with multi-body dynamic motion information (MOTION, MOTNG, MOTNGC). |
MOTNJG | Used to select the motion applied to corresponding
joints. 注: Subcase Information Entry
|
MPC | Selects a multi-point constraint set. 注: Subcase Information Entry
|
MPCFORCE | Requests multi-point force of constraint vector is
output for all subcases or individual subcases, respectively. 注: I/O Options and Subcase Information
Entry
|
NLADAPT | The NLADAPT entry can be used in the Subcase
Information section to select the parameters used for Large Displacement Nonlinear
Quasi-static Analysis, Small Displacement Nonlinear Quasi-Static Analysis, and
Nonlinear Transient Analysis. 注: Subcase Information Entry
|
NLENRG | Energy variable output |
NLMON | This NLMON Subcase Information Entry can be used to
activate Nonlinear Monitoring for a subcase by referencing a corresponding NLMON
Bulk Data Entry. 注: Subcase Information Entry
|
NLOAD | The NLOAD command can be used in the Subcase Information
section to select a time dependent load to be applied in Explicit Dynamic Analysis
problem. 注: Subcase Information Entry
|
NLOUT | The NLOUT entry can be used in the Subcase Information
section to select the incremental result output parameters used for Nonlinear Static
Analysis and Nonlinear Transient Analysis. 注: Subcase Information Entry
|
NLPARM | Activates nonlinear solution methods for this subcase
and to select the parameters used for Nonlinear Quasi-static Analysis, Geometric
Nonlinear Implicit Analysis, and Nonlinear Direct Transient Analysis. 注: Subcase Information Entry
|
NLPRINT | Controls printing message. |
NSM | Selects a non-structural mass set for mass generation. The
selector command must appear before the first SUBCASE
statement. 注: Subcase Information Entry
|
OFREQUENCY | Requests a set of frequencies for output requests for
all subcases or individual subcases, respectively. 注: I/O Options and Subcase Information
Entry
Enable the subcase option OUTPUT to select OFREQUENCY. |
OLOAD | Requests the form of applied load vector output and
temperature load output for all subcases or individual subcases,
respectively. 注: I/O Options and Subcase Information
Entry
Enable the subcase option OUTPUT to select OLOAD. |
OMODES | Requests a set of modes for output requests for all
subcases or for individual subcases, respectively. This command is applicable for
normal modes and linear buckling solution sequences only. 注: I/O Options and Subcase Information
Entry
Enable the subcase option OUTPUT to select OMODES. |
PEAKOUT | Defines criteria used for the automatic identification
of loading frequencies at which result peaks occur. Other result output may then be
requested at these "peak" loading frequencies. This feature is only supported for
frequency response solution sequences. 注: Subcase Information Entry
|
PFGRID | Requests output of acoustic grid participation factors for
all Modal Frequency Response subcases. The output will be in the
.h3d file. 注: I/O Options Entry
|
PFMODE | Requests output of modal participation factors for all
modal frequency response subcases. 注: I/O Options Entry
|
PFPANEL | Requests output of acoustic panel participation factors
for all Modal Frequency Response subcases. 注: I/O Options Entry
|
POST | Used to request subcase-specific output to separate
files. 注: Subcase Information Entry
|
PRETENSION | The PRETENSION command can be used in the Subcase
Information section to select and activate a pretensioning bolt load. 注: Subcase Information Entry
|
RADSND | The RADSND command can be used in the Subcase
Information section to select RADSND Bulk Data to specify sound generation panels
and microphone field locations. 注: Subcase Information Entry
|
RANDOM | Selects the RANDPS and RANDT1 Bulk Data Entries to be used
in Random Response Analysis. 注: Bulk Data Entry
|
REQUEST | Selects a multibody request definition to be used in a
multibody problem. 注: I/O Options Entry
|
RESVEC | Controls the calculation of residual vectors. 注: Subcase Information Entry
|
RGYRO | Includes data required to perform Rotor Dynamics analysis
in Modal Frequency Response Analysis and/or Modal Complex Eigenvalue Analysis. The
RGYRO Bulk Data Entry is referenced by a corresponding
RGYRO Subcase Information Entry in a specific
subcase. 注: Bulk Data Entry
|
RLOAD1 | Defines a frequency-dependent dynamic load of the form
for use in frequency response problems.
RLOAD2 (Form 2) can be used when the frequency-dependent
dynamic load input is available in magnitude/phase number format. 注: Bulk Data Entry
|
RLOAD2 | Specifies directional combination method, modal combination
method, excitation direction(s), response spectra and scale factors. 注: Bulk Data Entry
|
RSPEC | References combination rules, excitation
degrees-of-freedom, and input spectra for use in response spectrum
analysis. 注: Subcase Information Entry
|
RWALL | Selects rigid walls for geometric nonlinear
analysis. 注: Subcase Information Entry
|
SDAMPING | Applies modal damping as a function of natural
frequency in modal solutions. 注: Subcase Information Entry
|
SOLVTYP | Defines the solver type to be used for static, dynamic
analysis and geometric nonlinear implicit analysis. 注: Bulk Data Entry
|
SPC | Selects a single-point constraint set. 注: Subcase Information Entry
|
SPCFORCES | Requests single-point force of constraint vector output
for all subcases or individual subcases, respectively. 注: I/O Options and Subcase Information
Entry
|
STATSUB | Selects a static solution subcase. 注: Subcase Information Entry
|
STRAIN | Requests strain output for all subcases or individual
subcases, respectively. 注: I/O Options and Subcase Information
Entry
Enable the subcase option OUTPUT to select STRAIN. |
STRESS | Requests stress output for all subcases or individual
subcases, respectively. 注: I/O Options and Subcase Information
Entry
Enable the subcase option OUTPUT to select STRESS. |
SUBCASE | Indicates the start of a new subcase
definition. 注: Subcase Information Entry
|
SUBCOM | Delimits and identifies a combination
subcase. 注: Subcase Information Entry
|
SUBMODEL | Selects a submodel as a set of elements. Subcase
entries specific to the selected element set can be used to solve the submodel
without affecting the rest of the structure. 注: Subcase Information Entry
|
SUBSEQ | Gives the coefficients for forming a linear combination
of the previous static subcases. 注: Subcase Information Entry
|
SUBTITLE | Defines the subtitle for all subcases or for individual subcases, respectively. |
SUPORT1 | Selects a fictitious support set to be applied to the
model. 注: Subcase Information Entry
|
TEMP | Defines temperature at grid points or a SET of grid points for determination of Thermal Loading and Stress recovery. |
TLOAD1 | Defines a time-dependent dynamic load or enforced motion.
注: Bulk Data Entry
|
TLOAD2 | Defines a time-dependent dynamic excitation or enforced
motion. 注: Bulk Data Entry
|
TSTEP | Selects integration for transient analysis. 注: Subcase Information Entry
|
TTERM | Used in a geometric nonlinear subcase to define the
termination time. 注: I/O Options and Subcase Information
Entry
|
UNBALNC | Defines the unbalanced rotating load during a rotor
dynamic analysis in Frequency Response solution sequences. The unbalanced load is
specified in a cylindrical system where the rotor rotation axis is the
Z-axis. 注: Bulk Data Entry
|
VELOCITY | Requests velocity vector output for all subcases or
individual subcases, respectively. 注: I/O Options and Subcase Information
Entry
Enable the subcase option OUTPUT to select VELOCITY. |
WEIGHT | Defines a weighting factor (multiplier) for the
compliances of individual linear static solution subcases, which are used in the
calculation of the "weighted compliance" and "combined compliance index"
optimization responses. 注: Subcase Information Entry
|
XHIST | Selects time history output for geometric nonlinear
analysis. 注: Subcase Information Entry
|
Permas Cards
Card | Description |
---|---|
$CONSTRAINTS | Constraint variant bracket header line. 注: Set AnalysisProcedure to
CONSTRAINTS.
|
$FREQLOAD | Definition of frequency dependent dynamic loads for use in frequency response
analysis. 注: Only available when AnalysisProcedure is set to
LOADING.
|
$LOADING | Loading variant bracket header line. 注: Set AnalysisProcedure to
LOADING.
|
$NLLOAD | Define a nonlinear static load history. 注: Only available when
AnalysisProcedure is set to LOADING.
|
$SITUATION | Situation definition header line. 注: Set AnalysisProcedure to
SITUATION.
|
$TRANSLOAD | Definition of time dependent dynamic loads for use in transient response
analysis. 注: TRANSLOAD cards and FREQLOAD cards are mutually
exclusive.
|